Load Balancing Recipe

This recipe demonstrates how you can use Nginx or Armor as a reverse proxy server and load balance between multiple Echo servers.

How to setup Nginx proxy server with Echo?

Step 1: Install Nginx

https://www.nginx.com/resources/wiki/start/topics/tutorials/install

Step 2: Configure Nginx

Create a file /etc/nginx/sites-enabled/localhost with the following content:




Change listen, server_name, access_log per your need.

Step 3: Restart Nginx

service nginx restart

Step 4: Start upstream servers

  • cd upstream
  • go run server.go server1 :8081
  • go run server.go server2 :8082

Step 5: Browse to https://localhost:8080

You should see a webpage being served from “server 1” or “server 2”.

Hello from upstream server server1

How to setup Armor proxy server with Echo?

Step 1: Install Armor

https://armor.labstack.com/guide

Step 2: Configure Armor

Create a file /etc/armor/config.yaml with the following content:




Step 3: Start Armor

armor -c /etc/armor/config.yaml

Change address and hosts per your need.

Step 4 & 5: Follow Nginx recipe

Source Code

upstream/server.go




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